.viewport {
  background-color: blue;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
}

.contenedor {
  background-color: burlywood;
  width: 80%;
  margin-left: 20px;
  padding: 20px;
  position: relative;
}

.contenedor h1 {
  color: white;
  margin-bottom: 20px;
}

.div1 {
  background-color: fuchsia;
  width: 75%;
  min-height: 60px;
  margin-bottom: 15px;
  position: relative;
  padding: 10px;
  box-sizing: border-box;
  text-align: justify;
}

.div2 {
  background-color: green;
  width: 50%;
  min-height: 50px;
  position: relative;
  left: 50%;
  transform: translateX(-50%); 
  margin: 15px 0;
  padding: 10px;
  box-sizing: border-box;
  color: white;
  text-align: justify;
}

.div2 img {
  width: 100%;
  height: auto;
  display: block;
}

.div3 {
  background-color: yellow;
  width: 50%; 
  height: 120px; 
  overflow-y: auto; 
  margin-left: auto; 
  margin-right: 25%; 
  margin-bottom: 20px;
  position: relative;
  padding: 10px;
  box-sizing: border-box;
  text-align: justify;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50%;
  height: 50%;
  background-color: rgba(255, 165, 0, 0.5); 
  color: rgba(255, 255, 255, 0.7); 
  padding: 20px;
  box-sizing: border-box;
  overflow-y: auto;
  text-align: justify;
  font-weight: bold;
  border-radius: 10px;
}